//
//  MainViewController.swift
//  SinaWeibo
//
//  Created by apple on 15/11/11.
//  Copyright © 2015年 apple. All rights reserved.
//

import UIKit

class MainViewController: UITabBarController {
    
    
@objc private func composeDidClick(){
    
    print(__FUNCTION__)
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        let mainTabBar = MainTabBar()
        setValue(mainTabBar, forKey: "tabBar")
       
        addChildViewControllers()
        
        print(tabBar.classForCoder)
        mainTabBar.composeBtn.addTarget(self, action: "composeDidClick", forControlEvents: .TouchUpInside)

    }

    private  func addChildViewControllers() {
        addChildViewController(HomeTableViewController(), title: "首页", imageName: "tabbar_home")
        addChildViewController(MessageTableViewController(), title: "消息", imageName: "tabbar_message_center")
        addChildViewController(DiscoverTableViewController(), title: "发现", imageName: "tabbar_discover")
        addChildViewController(ProfileTableViewController(), title: "我", imageName: "tabbar_profile")
    }
    
    //重载
    private func addChildViewController(vc: UIViewController,title:String,imageName:String) {
        
//        self.tabBar.tintColor = UIColor.orangeColor()
        let nav = UINavigationController(rootViewController: vc)
        vc.title = title
        vc.tabBarItem.image = UIImage(named: imageName)
        vc.tabBarItem.selectedImage = UIImage(named: imageName + "_highlighted")?.imageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal)
        
        
        vc.tabBarItem.setTitleTextAttributes([NSForegroundColorAttributeName:UIColor.orangeColor()], forState: UIControlState.Selected)
        
        addChildViewController(nav)
        
    }
    
    
}
